JP2013170084A5

JP2013170084A5 -

Info

Publication number: JP2013170084A5
Application number: JP2013016713A
Authority: JP
Filing date: 2013-01-31
Publication date: 2016-02-25
Anticipated expiration: 2033-01-31

Claims

A medium supply device for a printer,
A first member configured to move the print medium in a process direction within the printer;
A media tray configured to hold a stack of print media,
The media tray is
A first plate having an upper surface on which the stack of print media is mounted, the first plate allowing media to be loaded on the upper surface of the first plate; and a second position. A movable first plate;
A second plate operably coupled to the first plate, wherein the first plate is in the second position and is in the process direction with respect to the first plate. By being selectively movable, the second position where the second plate does not contact the first member, and the second position where the second plate contacts the first member, A second plate movable between
Media supply device for printers.

The apparatus of claim 1, wherein the first plate moves in a direction perpendicular to the process direction.

A second member positioned to contact the second plate when the first plate is in the second position, wherein the first member is selectively selected from the second plate. Further comprising a second member configured to move the second plate between the first position and the second position for engagement;
The apparatus of claim 1.

The second member is
Laura,
An actuator operably coupled to the roller to rotate the roller to move the second plate between the first position and the second position ;
The apparatus of claim 3.

The first member is
A first roller;
A second roller disposed adjacent to the first roller to form a nip;
An actuator operably connected to one of the first roller and the second roller, wherein the one roller operably connected to the actuator is rotated. And further comprising an actuator,
In response to the second member moving the second plate to the second position where the second plate contacts the roller operably coupled to the actuator; A portion of the second plate enters the nip formed between the first roller and the second roller;
The apparatus of claim 3.

The second member is
A third roller;
Operatively connected to the third roller to rotate the third roller to move the second plate in and out of the nip between the first roller and the second roller. And further including an actuator,
The apparatus according to claim 5 .

A sensor configured to detect that there is no print medium resting on the first plate;
An actuator that is operably linked to said first plate, said first print medium on the plate in response to the fact that the sensor has detected the absence said, the first plate An actuator configured to move to the second position ;
The apparatus according to claim 5 .

A biasing member configured to bias the second plate toward the direction of the first position ;
The apparatus according to claim 7 .

The second plate is
Further comprising a surface configured to remove debris from the first member ;
The apparatus of claim 1 .

An operation method of a medium supply device for a printer, comprising:
Lifting the first plate of the media tray toward the first member of the media feeder, wherein the first plate is configured to hold a stack of print media, the first member being A step configured to engage and move the top sheet of the stack in the process direction;
Bringing the second plate into contact with the first member when there is no print medium on the first plate, wherein the second plate is operably connected to the first plate, and Being selectively movable in the process direction with respect to a first plate;
Drive the second plate in the process direction from a first position that does not contact the second member of the media feeder to a second position where the second plate contacts the second member. Activating the one member; and
Including methods.

The method of claim 10, comprising:
Bringing the second plate into contact with the first member further comprises engaging the second plate with a nudger roll;
Actuating the one member further comprises actuating the nudger roll to push the second plate into a nip formed between a first roller and a second roller.

The method of claim 11, further comprising:
Activating the nudger roll and the first roller with the second plate in the second position.

The method of claim 10, further comprising:
Lifting the first plate to a cleaning position when there is no print media on the first plate prior to contacting the second plate with the first member.

14. The method of claim 13, further comprising:
Detecting the absence of print media on the first plate using a media sensor.

14. The method of claim 13, further comprising:
Maintaining a count of the number of media sheets that the media feeder has removed from the stack;
Comparing the count to a count threshold;
In response to the media sensor indicating that there is no print media on the first plate, and in response to the count being greater than the count threshold, raising the first plate to the cleaning position;
Including methods.

The method of claim 15, further comprising:
Retracting the second plate from the second position to the first position in response to access to the media tray.

The method of claim 16, further comprising:
Lowering the first plate to a loading position after the second plate is retracted from the second position to the first position.